How Long Does the Flu Last?

Together with the cold weather, fall and winter also beckons flu season, with many people coughing and sneezing wherever you turn. Flu, or influenza, affects around 5 percent to 20 percent of the American population per year, which translates to roughly 10.4 billion dollars of medical expenses annually. Aside from the medical expenses, influenza season also means missed schooldays and workdays.

If you’re currently battling a bout of flu, a couple of questions come to mind: How long does this...